{
  "manageEntity": {
    "action": "Repost",
    "entityId": "620251606",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x957098868beb269b36d11f67b7a106d7281f39af6990758dd538f9bb4b5b7f41",
    "signature": "0x5d7fbeb72ffc5b1cf6e42a9ee565d4c448a3fac5eb2c13bb2f3fbff1a017726a1b5ddcc102920cffbecc36e9ccf7079ad67c8f4248033bd3f3e6495a4f5eb0261b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}